<ARTICLE> UT
<MULTIPLIER>                                1,000,000

                             
<PERIOD-TYPE>                             3-MOS
<FISCAL-YEAR-END>                         DEC-31-2000
<PERIOD-END>                              MAR-31-2000
<BOOK-VALUE>                              PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                       4,943
<OTHER-PROPERTY-AND-INVEST>                       705
<TOTAL-CURRENT-ASSETS>                          1,084
<TOTAL-DEFERRED-CHARGES>                        6,167
<OTHER-ASSETS>                                    132
<TOTAL-ASSETS>                                 13,031
<COMMON>                                        1,875
<CAPITAL-SURPLUS-PAID-IN>                           3
<RETAINED-EARNINGS>                                17
<TOTAL-COMMON-STOCKHOLDERS-EQ>                  1,895
<PREFERRED-MANDATORY>                              56
<PREFERRED>                                       137
<LONG-TERM-DEBT-NET>                            5,895
<SHORT-TERM-NOTES>                                  0
<LONG-TERM-NOTES-PAYABLE>                           0
<COMMERCIAL-PAPER-OBLIGATIONS>                    135
<LONG-TERM-DEBT-CURRENT-PORT>                     151
<PREFERRED-STOCK-CURRENT>                           0
<CAPITAL-LEASE-OBLIGATIONS>                         0
<LEASES-CURRENT>                                    0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                  4,762
<TOT-CAPITALIZATION-AND-LIAB>                  13,031
<GROSS-OPERATING-REVENUE>                       1,343
<INCOME-TAX-EXPENSE>                               97
<OTHER-OPERATING-EXPENSES>                        994
<TOTAL-OPERATING-EXPENSES>                        994
<OPERATING-INCOME-LOSS>                           349
<OTHER-INCOME-NET>                               (87)
<INCOME-BEFORE-INTEREST-EXPEN>                    262
<TOTAL-INTEREST-EXPENSE>                          106
<NET-INCOME>                                      165
<PREFERRED-STOCK-DIVIDENDS>                         3
<EARNINGS-AVAILABLE-FOR-COMM>                     162
<COMMON-STOCK-DIVIDENDS>                           45
<TOTAL-INTEREST-ON-BONDS>                         104
<CASH-FLOW-OPERATIONS>                            173
<EPS-BASIC>                                      0.89
<EPS-DILUTED>                                    0.89